J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-4000505016 13380397412
Websitehttp://www.phystandard.com.cn
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
XinYao(Shenzhen) Biological Technology Co., Ltd.
Telephone0755-89880280
Websitehttps://www.xinyaosz.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Shenzhen Botel Biotechnology Co. Ltd.
Telephone0755-22202135 13316968096
Websitehttp://www.szbotaier.com/
TOSUN PHARM
Telephone020-61855200 13326451905
Websitehttp://www.toref.cn/
AFINE CHEMICALS LIMITED
Telephone0571-85134551
Websitehttp://www.afinechem.com/index.html
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone 17825480238
Websitehttp://www.dmstandards.com
Tianjin shijia biomedical technology co., LTD
Telephone15022261580;411316762
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1024389/0.htm
Jinan blalong chemical co. LTD
Telephone 2710913286@.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0.htm
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com
Nanjing bojida Pharmaceutical Technology Co., Ltd
Telephone 18762407961
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1743407/0.htm
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-400-8210725 4008210725
Websitehttps://www.leyan.com/
Shanghai Botuo Biotechnology Co., LTD
Telephone 16621358918
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList904553/0.htm
Hubei Ruinuo Pharmaceutical Technology Co., Ltd
Telephone0714-5316360 13165688766
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList23141/0.htm
Guangzhou Juntang Technology Co., Ltd
Telephone020-36607679 13502246435
Websitehttp://www.dmstandards.com
